8.01 Comparisons

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8.01 ComparisonsFor most motile animals, the outer covering of their bodies must not only protect internal structures but also provide for movement. Take a look at these images: <table class="s_table"> <tbody> <tr> <td> <img src="$IMS-CC-FILEBASE$../resources/segExo_575ed2d4a3bc1.jpg" alt="" width="395" height="280" id="tme_imgModEnabled" title="" /> </td> <td> <img src="$IMS-CC-FILEBASE$../resources/Snake_Scales_575ed2e99969f.jpg" alt="" width="382" height="253" id="" title="" /> </td> </tr> <tr> <td style="text-align: center;">Segmented Exoskeleton</td> <td style="text-align: center;">Snake Scales</td> </tr> </tbody> </table> Discuss your answers to the following questions on the discussion below: <ol> <li>As a body covering, how do the scales of a snake or lizard skin compare to a segmented exoskeleton?</li> <li>What do the differences suggest about how the different animals move?</li> <li>What do the differences suggest about the protection offered?</li> </ol>